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Search in: Robertshaw Thermostats Category

L3450.jpg1 Heat / 1 Cool Non- Programmable Thermostat
Locke Part #: L3450MFG Part #: PS4000 Compare
Auto Changeover, Pop-up Wizard, Brighter Backlight with Nightlight, Worry-Free Memory Retention, Easy Battery Access
24 Volt Thermostats with Positive Off Lever
L563.jpg2 Wire, Millivolt, Positive "Off" Lever Thermostat
Locke Part #: L0566MFG Part #: PS986-1R Compare
Thermostats with Positive Off Lever Millivolt heat only with night cutoff lever.
Custom program options in value-packed economical thermostats, Simple touch button controls to set weekly programs for summer and winter., Automated temperature settings for increased heating/cooling comfort., Worry-free memory retention to maintain temperature settings even during power outages., Fully compatible with all standard 24V AC heating and cooling systems.
L556.jpg7-3/4" x 4-3/4" x 3-1/4"
Locke Part #: L0556MFG Part #: 190-052 Compare
Cover Shape: Rectangle, Cover Dimensions (Inside): Solid 6-3/8" L x 3-1/2" W x 3" D, Cover Material: Transparent, Base Type: Solid or Ring
L563.jpgHeat & Air Thermostat with Subbase
Locke Part #: L0563MFG Part #: PS988-1R Compare
System Switch Functions: Heat-Off-Cool, Fan Switch Function: Auto-On, Application: Universal, Field adaptable wiring allows conversion to most applications.
L3454.jpgNon-Programmable 1 Heat / 1 Cool
Locke Part #: L3454MFG Part #: PS2110 Compare
Bigger brighter backlight makes it easy to read any time of the day., A fully adjustable temperature differential provides increased comfort control., The front load battery door makes it simple to replace the batteries., Fully compatible with all standard 24V AC heating and cooling systems. Easy installation, expert technical service, and quality you can depend on.